Where is the link for the "simple EQ"

[drbob1]

I saw this link, forgot to save it and now I can't find it. I also can't remember exactly what it was called: good enough EQ, simple EQ, useful EQ... Single knob, minimal part count IIRC.

[euronymous0001]

Stupidly Wonderful Tone Control? 

http://www.muzique.com/lab/swtc.htm

[drbob1]

Thank you, that's the one!